CN205510378U - Speaker monomer and speaker module - Google Patents
Speaker monomer and speaker module Download PDFInfo
- Publication number
- CN205510378U CN205510378U CN201620216920.1U CN201620216920U CN205510378U CN 205510378 U CN205510378 U CN 205510378U CN 201620216920 U CN201620216920 U CN 201620216920U CN 205510378 U CN205510378 U CN 205510378U
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- CN
- China
- Prior art keywords
- vibrating diaphragm
- voice coil
- loudspeaker monomer
- ring portion
- loudspeaker
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Abstract
The utility model relates to a speaker monomer and speaker module. This speaker monomer includes: the casing, its inside cavity that is provided with, magnetic circuit, it sets up in the cavity, and magnetic circuit is provided with the magnetic gap, and vibration system, it sets up in the cavity, vibration system includes vibrating diaphragm and voice coil loudspeaker voice coil, during one end and the vibrating diaphragm fixed connection and the other end of voice coil loudspeaker voice coil inserted the magnetic gap, wherein, the book ring portion of vibrating diaphragm was sunken to magnetic circuit's orientation, the signal connection portion of voice coil loudspeaker voice coil along the thickness orientation pass the vibrating diaphragm and with vibrating diaphragm fixed connection. Signal connection portion was vibrated with the vibrating diaphragm together when this kind of design makeed the vibrating diaphragm vibration to avoid signal connection portion to produce the secondary resonance that random vibration arouses when the vibrating diaphragm vibrates, improved the free sound effect of speaker greatly. In addition, when the vibrating diaphragm vibration had been avoided in this kind of design, signal connection portion bumped with vibrating diaphragm or casing, has prolonged the free life of speaker.
Description
Technical field
This utility model relates to acoustic energy switch technology field, more specifically, this utility model relates to one
Loudspeaker monomer and apply the speaker module of this loudspeaker monomer.
Background technology
The vibrating voice coil of conventional moving-coil type speaker is made up of voice coil loudspeaker voice coil body and voice coil leads, ordinary circumstance
Under, voice coil leads is suspended between vibrating diaphragm and shell, and unsettled voice coil leads can cause drawing under big amplitude
Line produces second harmonic, causes the problem that acoustics is bad, and voice coil leads is easily and shell or vibrating diaphragm
Collide, cause the damage of components and parts, reduce the service life of loudspeaker monomer.
Utility model content
A purpose of the present utility model is to provide the new solution of a kind of loudspeaker monomer.
According to an aspect of the present utility model, it is provided that a kind of loudspeaker monomer.This monomer includes:
Housing, it is internally provided with cavity；
Magnetic circuit system, it is arranged at described cavity, and described magnetic circuit system is provided with magnetic gap；And
Vibrational system, it is arranged at described cavity, and described vibrational system includes vibrating diaphragm and voice coil loudspeaker voice coil, described
One end of voice coil loudspeaker voice coil is fixing with described vibrating diaphragm to be connected and in the other end described magnetic gap of insertion, wherein, described
Caving in the direction of described magnetic circuit system in the ring portion of vibrating diaphragm, the signal connecting element of described voice coil loudspeaker voice coil is along thickness
Direction is through described vibrating diaphragm and fixing with described vibrating diaphragm is connected.
Preferably, described signal connecting element is lead-in wire, and described lead-in wire is rolled over through described in described vibrating diaphragm tailing edge
Ring portion is distributed and is adhered to described ring portion.
Preferably, described lead-in wire and described vibrating diaphragm are connected intersection is fixing.
Preferably, described lead-in wire horizontally passes through the side in described ring portion.
Preferably, described signal connecting element is FPCB plate, and described FPCB plate is arranged at described vibrating diaphragm
Central part, described FPCB plate is provided with cantilever, described cantilever through-thickness through described vibrating diaphragm and with
Described vibrating diaphragm is in the fixing connection of intersection.
Preferably, described cantilever is positioned at the dented space in described ring portion after passing described vibrating diaphragm.
Preferably, described cantilever is fixing with described ring portion is connected.
Preferably, form described vibrating diaphragm by insert injection moulding, and form described signal connecting element and institute
State the vibrating diaphragm fixing connection in intersection.
Preferably, the mode of described fixing connection is that binding agent is bonding.
According to another aspect of the present utility model, it is provided that a kind of speaker module.This module is provided with this
The loudspeaker monomer that utility model provides.
One of the present utility model has technical effect that, the signal connecting element of the voice coil loudspeaker voice coil of this loudspeaker monomer
And forming a fixed connection with vibrating diaphragm along the thickness direction of vibrating diaphragm through vibrating diaphragm, this design makes vibrating diaphragm shake
Time dynamic, signal connecting element is vibrated together with vibrating diaphragm, thus avoids signal connecting element and produce when diaphragm oscillations
The secondary resonance that raw random vibration causes, substantially improves the sound effect of loudspeaker monomer.
During additionally, this design prevents diaphragm oscillations, signal connecting element occurs with vibrating diaphragm or housing
Collision, extends the service life of loudspeaker monomer.
By detailed description to exemplary embodiment of the present utility model referring to the drawings, this practicality
Novel further feature and advantage thereof will be made apparent from.
Accompanying drawing explanation
The accompanying drawing of the part constituting description describes embodiment of the present utility model, and together with saying
Bright book is used for explaining principle of the present utility model together.
Fig. 1: the exploded view of the loudspeaker monomer of this utility model embodiment.
Fig. 2: the sectional view of the loudspeaker monomer of this utility model embodiment.
Partial enlarged drawing at A in Fig. 3: Fig. 2.
Fig. 4: the exploded view of another loudspeaker monomer of this utility model embodiment.
Fig. 5: the sectional view of another loudspeaker monomer of this utility model embodiment.
Wherein, 1:DOME；2: vibrating diaphragm；21: central part；22: ring portion；23: fixed part；
24: cross point；3: voice coil loudspeaker voice coil；31: lead-in wire；32:FPCB plate；321: cantilever；4: magnetic circuit system
System；41: magnet；42: frame；43: washer；44: magnetic gap；5: housing.
Detailed description of the invention
Various exemplary embodiment of the present utility model is described in detail now with reference to accompanying drawing.It should be noted that
Arrive: unless specifically stated otherwise, the relative cloth of the parts illustrated the most in these embodiments and step
Put, numerical expression and numerical value are not intended to scope of the present utility model.
Description only actually at least one exemplary embodiment is illustrative below, never makees
For to this utility model and application thereof or any restriction of use.
May be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but
In the appropriate case, described technology and equipment should be considered a part for description.
Shown here with in all examples discussed, any occurrence should be construed as merely example
Property rather than as limit.Therefore, other example of exemplary embodiment can have different
Value.
It should also be noted that similar label and letter represent similar terms, therefore, one in following accompanying drawing
A certain Xiang Yi the accompanying drawing of denier is defined, then need not it is carried out further in accompanying drawing subsequently
Discuss.
This utility model provides a kind of loudspeaker monomer.As Figure 1-3, this loudspeaker monomer bag
Include: housing 5, vibrational system and magnetic circuit system 4.In some instances, housing 5 includes mutually fastening
Shell and protecgulum, housing 5 generally cuboid, housing 5 be internally provided with cavity.Magnetic circuit system
System 4 and vibrational system are arranged in cavity.Magnetic circuit system 4 can be internal magnetization can also be external magnetic type,
Generally comprise magnet 41, washer 43 and frame 42.As in figure 2 it is shown, this magnetic circuit system 4 is interior magnetic
Formula, the middle part of frame 42 is provided with magnet 41, and this magnet 41 can be, but not limited to, ferrite magnetic
Ferrum and ndfeb magnet, be provided with washer 43 on magnet 41, can be by magnetic by the way of bonding
Body 41, washer 43 and frame 42 are attached.The magnet 41 at the edge of frame 42 and middle part and China
It is provided with magnetic gap 44 between department 43, in magnetic gap 44, forms uniform magnetic field.
As shown in Figure 1-2, vibrational system matches with magnetic circuit system 4 with vibration sounding.Specifically,
Vibrational system includes top dome (DOME), vibrating diaphragm 2 and voice coil loudspeaker voice coil 3.Vibrating diaphragm 2 is generally rectangular cross-section, including
Central part 21, around the ring portion 22 that is arranged at around central part 21 and extended by ring portion 22
The fixed part 23 formed.Central part 21 is hollow structure, and DOME1 is arranged at central part 21, voice coil loudspeaker voice coil 3
One end and central part 21 fixing is connected, the other end insertion magnetic relative with central part 21 of voice coil loudspeaker voice coil 3
In gap 44.In a kind of detailed description of the invention of the present utility model, DOME1 and voice coil loudspeaker voice coil 3 are by viscous
The mode connect is oppositely disposed at the upper and lower both sides of central part 21.
The curve form in the ring portion 22 of vibrating diaphragm 2 generally has two kinds, i.e. away from magnetic circuit system 4 direction
Raise up and near magnetic circuit system 4 direction concave downward.Wherein, the structure of concave downward is more applicable
In water proof type speaker, it is primarily due to oppress ring portion 22 after water enters loudspeaker monomer, to
The ring portion 22 of upper projection can be caused structural collapse, ring portion 22 to be difficult to reply by compressing.And to
The ring portion 22 of lower recess does not results in structural collapse, and ring portion 22 can keep structural integrity.At this
In embodiment, as Figure 2-3, ring portion 22 is the structure to the direction of magnetic circuit system 4 depression,
The signal connecting element through-thickness of voice coil loudspeaker voice coil 3 is through vibrating diaphragm 2 and fixing with vibrating diaphragm 2 is connected.Signal
One end of connecting portion connects voice coil loudspeaker voice coil 3, and the other end connects external circuit.Voice coil loudspeaker voice coil 3 receives from external electrical
The audio signal on road, is acted on by magnetic field force in magnetic gap 44, does the motion of cutting magnetic line,
Thus drive vibrating diaphragm 2 vibration to occur.
The loudspeaker monomer that this utility model provides, signal connecting element is fixed with vibrating diaphragm 2 and is connected so that shaking
When film 2 vibrates, signal connecting element is vibrated together with vibrating diaphragm 2, thus avoids signal connecting element and shaking
Produce the secondary resonance that random vibration causes when film 2 vibrates, substantially improve the sound of loudspeaker monomer
Audio fruit.Additionally, this design also avoid vibrating diaphragm 2 when vibrating, signal connecting element and vibrating diaphragm 2 or
Person's housing 5 collides, and extends the service life of loudspeaker monomer.
Signal connecting element has various ways, one of the present utility model preferred embodiment in, as
Shown in Fig. 2-3, signal connecting element is lead-in wire 31.Lead-in wire 31 is through 22 points of vibrating diaphragm 2 tailing edge ring portion
Cloth and be adhered to ring portion 22, i.e. lead-in wire 31 are distributed, in order to ensure along the bearing of trend in ring portion 22
Lead-in wire 31 is fixed with vibrating diaphragm 2, uses binding agent will be distributed in lead-in wire 31 and the ring portion in ring portion 22
22 is bonding, and the end of lead-in wire 31 connects outside line.It is understood that voice coil loudspeaker voice coil 3 is general by one
Bar line is entwined, and its lead-in wire 31 is divided into positive terminal and negative pole end, and two ends all pass vibrating diaphragm 2.So,
During vibration, lead-in wire 31 does not haves unsettled part, and when vibrating diaphragm 2 vibrates, lead-in wire 31 will not be random
Vibration, it is to avoid secondary resonance, improves the sound effect of loudspeaker monomer.
Unaffected in order to ensure the intensity of vibrating diaphragm 2, preferred embodiment, as it is shown on figure 3,
Lead-in wire 31 is fixing at cross point 24 with vibrating diaphragm 2 to be connected.Can by bonding agent by lead-in wire 31 with shake
Film 2 carries out bonding at cross point 24.So can be effectively prevented from the cross point 24 of vibrating diaphragm 2
Damage during life-time service, extend the service life of vibrating diaphragm 2 further.
In a kind of detailed description of the invention of the present utility model, as it is shown on figure 3, lead-in wire 31 is along level
Direction is through the side in ring portion 22.Owing to the coiling of voice coil loudspeaker voice coil 3 is general in the horizontal direction, therefore lead-in wire
31 generally horizontal directions are drawn, and the side horizontally passing through ring portion 22 can avoid lead-in wire
The bending of 31, and from side through ring portion 22, it is not take up the loudspeaker monomer sky in short transverse
Between, the beneficially lightening and miniaturization of loudspeaker monomer.
In order to make lead-in wire 31 be connected more firmly with the fixing of vibrating diaphragm 2, and make the structure of vibrating diaphragm 2
Unaffected, one of the present utility model preferred embodiment in, use insert injection moulding method
Form vibrating diaphragm 2.During making, first, voice coil loudspeaker voice coil 3 is put in frock, will draw according to the position set
Line 31 is fixed；Then, raw material is molded in frock, after solidification, forms vibrating diaphragm 2；Finally,
Ring portion 22 will be bonded in through the lead-in wire 31 after vibrating diaphragm 2.The material of vibrating diaphragm 2 can be but not office
It is limited to silicone rubber and polyurethane.The connection that vibrating diaphragm 2 can set with lead-in wire 31 formation in the curing process is strong
Degree.Binding agent can select but be not limited to thermosets, such as epoxy resin etc. and thermoplastic,
Such as acronitrile-butadiene-styrene, Merlon, ABS/PC mixture etc..Additionally, insert injection moulding
Manufacture method does not results in damage when vibrating diaphragm 2 punches to vibrating diaphragm 2, improves the good of loudspeaker monomer
Product rate.
In another preferred embodiment of the present utility model, as illustrated in figures 4-5, signal connects
Portion is FPCB plate 32, and FPCB plate 32 is provided with the cantilever 321 for carrying out signal connection, cantilever 321
Through-thickness is through vibrating diaphragm 2 and fixing at cross point 24 with vibrating diaphragm 2 is connected.Ability can be used
Mode known to field technique personnel, as cantilever 321 is fixed at cross point 24 by bonding grade with vibrating diaphragm 2
Connect.It will be understood by those skilled in the art that the shape of FPCB plate 32 and the shape phase of vibrating diaphragm 2
Joining, generally rectangular cross-section, the four edges of FPCB plate 32 respectively arranges a cantilever 321, and in order to ensure to shake
Dynamic balance, cantilever 321 be symmetrically arranged with on FPCB plate 32.Article four, cantilever 321 both passes through and shakes
Film 2, the polarity of cantilever 321 can be designed as required.It is typically designed as, symmetrical cantilever
Article 321 1, be positive pole another be negative pole.
During installation, the centrally disposed portion of FPCB plate 32 21, its one end connects voice coil loudspeaker voice coil 3, and the other end leads to
Cross cantilever 321 and connect external circuit, i.e. voice coil loudspeaker voice coil 3 is turned on outside line by FPCB plate 32.?
In a kind of detailed description of the invention of the present utility model, can by the way of bonding successively by central part 21,
FPCB plate 32 and the fixing connection of voice coil loudspeaker voice coil 3.Additionally, FPCB plate 32 may also operate as the effect of DOME1.
Certainly, in order to strengthen the high-frequency effect of loudspeaker monomer, DOME1 can be additionally set at central part 21.
As it is shown in figure 5, cantilever 321 is laminated structure, only need to be fixed at cross point 24, it passes
Even if the part of vibrating diaphragm 2 is not fixed on vibrating diaphragm 2, also will not produce irregular when vibrating diaphragm 2 vibrates
Vibration, and then secondary resonance will not be produced.
In order to save the loudspeaker monomer space in short transverse, as shown in Figure 5, it is preferred that outstanding
Arm 321 is positioned at the dented space in ring portion 22 after passing vibrating diaphragm 2, this setup is complied with portable
Formula device miniaturization, lightening development trend.It is more preferable that in order to ensure cantilever further
The stability of 321, is connected through the cantilever 321 after vibrating diaphragm 2 is fixing with ring portion 22.Fixing connection
Mode can be, but not limited to, bonding.
Likewise it is possible to use the method for insert injection moulding to form vibrating diaphragm 2.During making, first, by FPCB
Plate 32 completes according to the structure set is prefabricated and puts in frock；Then, the raw material of vibrating diaphragm 2 is molded
In frock, vibrating diaphragm 2 after solidification, can be formed.The material of vibrating diaphragm 2 can be, but not limited to, silicon rubber
Glue and polyurethane.Vibrating diaphragm 2 can form, with cantilever 321, the bonding strength set in the curing process.This
Outward, the manufacture method of insert injection moulding does not results in damage when vibrating diaphragm 2 punches to vibrating diaphragm 2, improves
The yields of loudspeaker monomer.
A kind of speaker module (not shown) is additionally provided additionally, of the present utility model.This module sets
There is the loudspeaker monomer that this utility model provides.That this module has sound effect is good, service life length
Feature.
Although specific embodiments more of the present utility model being described in detail by example,
But it should be appreciated by those skilled in the art, above example is merely to illustrate rather than be
Restriction scope of the present utility model.It should be appreciated by those skilled in the art, can be without departing from this reality
In the case of novel scope and spirit, above example is modified.Model of the present utility model
Enclose and be defined by the following claims.
Claims (10)
1. a loudspeaker monomer, it is characterised in that including:
Housing (5), it is internally provided with cavity；
Magnetic circuit system (4), it is arranged at described cavity, and described magnetic circuit system (4) is provided with between magnetic
Gap (44)；And
Vibrational system, it is arranged at described cavity, and described vibrational system includes vibrating diaphragm (2) and voice coil loudspeaker voice coil
(3), one end of described voice coil loudspeaker voice coil (3) is fixing with described vibrating diaphragm (2) is connected and described in other end insertion
In magnetic gap (44), wherein, the ring portion (22) of described vibrating diaphragm (2) is to described magnetic circuit system (4)
Direction depression, the signal connecting element through-thickness of described voice coil loudspeaker voice coil (3) pass described vibrating diaphragm (2)
And fixing with described vibrating diaphragm (2) be connected.
Loudspeaker monomer the most according to claim 1, it is characterised in that described signal connects
Portion is lead-in wire (31), and described lead-in wire (31) is through ring portion (22) described in described vibrating diaphragm (2) tailing edge
It is distributed and is adhered to described ring portion (22).
Loudspeaker monomer the most according to claim 2, it is characterised in that described lead-in wire (31)
Fixing at cross point (24) place with described vibrating diaphragm (2) it is connected.
Loudspeaker monomer the most according to claim 3, it is characterised in that described lead-in wire (31)
Horizontally pass through the side of described ring portion (22).
Loudspeaker monomer the most according to claim 1, it is characterised in that described signal connects
Portion is FPCB plate (32), and described FPCB plate (32) is arranged at the central part (21) of described vibrating diaphragm (2),
Described FPCB plate (32) is provided with cantilever (321), and described cantilever (321) through-thickness passes
Described vibrating diaphragm (2) and fixing at cross point (24) place with described vibrating diaphragm (2) be connected.
Loudspeaker monomer the most according to claim 5, it is characterised in that described cantilever (321)
The dented space of described ring portion (22) it is positioned at after described vibrating diaphragm (2).
Loudspeaker monomer the most according to claim 6, it is characterised in that described cantilever (321)
Fix with described ring portion (22) and be connected.
8., according to the loudspeaker monomer described in any one in claim 3 to 7, its feature exists
In, form described vibrating diaphragm (2) by insert injection moulding, and form described signal connecting element and shake with described
Film (2) is in the fixing connection at cross point (24) place.
9., according to the loudspeaker monomer described in any one in claim 3 to 7, its feature exists
In, the mode of described fixing connection is that binding agent is bonding.
10. a speaker module, it is characterised in that described speaker module is arranged to be wanted just like right
Seek the loudspeaker monomer described in any one in 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216920.1U CN205510378U (en) | 2016-03-21 | 2016-03-21 | Speaker monomer and speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216920.1U CN205510378U (en) | 2016-03-21 | 2016-03-21 | Speaker monomer and speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205510378U true CN205510378U (en) | 2016-08-24 |
Family
ID=56732008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620216920.1U Expired - Fee Related CN205510378U (en) | 2016-03-21 | 2016-03-21 | Speaker monomer and speaker module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205510378U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337613A (en) * | 2018-01-04 | 2018-07-27 | 瑞声科技(新加坡)有限公司 | Microphone device |
| CN113099002A (en) * | 2021-03-31 | 2021-07-09 | 深圳市骏格科技有限公司 | Audio fixing structure for 5G smart phone |
-
2016
- 2016-03-21 CN CN201620216920.1U patent/CN205510378U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337613A (en) * | 2018-01-04 | 2018-07-27 | 瑞声科技(新加坡)有限公司 | Microphone device |
| CN113099002A (en) * | 2021-03-31 | 2021-07-09 | 深圳市骏格科技有限公司 | Audio fixing structure for 5G smart phone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20200321 |